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IL105435A0 - Fiber optic photoplethysmograph for a magnetic resonance imaging system - Google Patents

Fiber optic photoplethysmograph for a magnetic resonance imaging system

Info

Publication number
IL105435A0
IL105435A0 IL105435A IL10543593A IL105435A0 IL 105435 A0 IL105435 A0 IL 105435A0 IL 105435 A IL105435 A IL 105435A IL 10543593 A IL10543593 A IL 10543593A IL 105435 A0 IL105435 A0 IL 105435A0
Authority
IL
Israel
Prior art keywords
photoplethysmograph
imaging system
magnetic resonance
fiber optic
resonance imaging
Prior art date
Application number
IL105435A
Other versions
IL105435A (en
Original Assignee
Gen Electric
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gen Electric filed Critical Gen Electric
Publication of IL105435A0 publication Critical patent/IL105435A0/en
Publication of IL105435A publication Critical patent/IL105435A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A61B5/14552—Details of sensors specially adapted therefor

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
IL10543593A 1992-04-30 1993-04-18 Fiber optic photoplethysmograph for a magnetic resonance imaging system IL105435A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/876,656 US5273041A (en) 1992-04-30 1992-04-30 Fiber optic photoplethysmograph for a magnetic resonance imaging system

Publications (2)

Publication Number Publication Date
IL105435A0 true IL105435A0 (en) 1993-08-18
IL105435A IL105435A (en) 1996-10-31

Family

ID=25368288

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10543593A IL105435A (en) 1992-04-30 1993-04-18 Fiber optic photoplethysmograph for a magnetic resonance imaging system

Country Status (5)

Country Link
US (1) US5273041A (en)
EP (1) EP0568380B1 (en)
JP (1) JP3884489B2 (en)
DE (1) DE69313915T2 (en)
IL (1) IL105435A (en)

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US5411023A (en) * 1993-11-24 1995-05-02 The Shielding Corporation Optical sensor system
JPH07303625A (en) * 1994-03-18 1995-11-21 Olympus Optical Co Ltd Instrument for magnetic resonance tomography device
US5762072A (en) * 1995-05-25 1998-06-09 Conlan; Robert W. Comparator apparatus and system for activity monitors
AU716502B2 (en) * 1995-07-03 2000-02-24 Aristo Medical Products, Inc. Apparatus for determining spectral absorption
US5678550A (en) * 1995-08-11 1997-10-21 The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Apparatus and method for in situ detection of areas of cardiac electrical activity
US6009339A (en) * 1997-02-27 1999-12-28 Terumo Cardiovascular Systems Corporation Blood parameter measurement device
DE69734401T2 (en) * 1997-02-27 2006-07-27 Terumo Cardiovascular Systems Corp. CASSETTE FOR MEASURING BLOOD PARAMETERS
US5997818A (en) * 1997-02-27 1999-12-07 Minnesota Mining And Manufacturing Company Cassette for tonometric calibration
FI973454A (en) 1997-08-22 1999-02-23 Instrumentarium Oy A resilient device in a measuring sensor for observing the properties of living tissue
US6721585B1 (en) 1998-10-15 2004-04-13 Sensidyne, Inc. Universal modular pulse oximeter probe for use with reusable and disposable patient attachment devices
US6684091B2 (en) * 1998-10-15 2004-01-27 Sensidyne, Inc. Reusable pulse oximeter probe and disposable bandage method
USRE41912E1 (en) 1998-10-15 2010-11-02 Masimo Corporation Reusable pulse oximeter probe and disposable bandage apparatus
US7245953B1 (en) * 1999-04-12 2007-07-17 Masimo Corporation Reusable pulse oximeter probe and disposable bandage apparatii
US7054676B2 (en) * 2001-04-24 2006-05-30 Duke University MR-compatible methods and systems for cardiac monitoring and gating
US7894876B2 (en) * 2004-02-02 2011-02-22 Siemens Medical Solutions, Inc. Combined MR-optical coil for prostate, cervix and rectum cancer imaging diagnostics
WO2006017593A2 (en) * 2004-08-03 2006-02-16 The University Of Vermont And State Agricultural College Noninvasive pulmonary performance measurement method and system
US7460897B1 (en) 2005-05-16 2008-12-02 Hutchinson Technology Incorporated Patient interface for spectroscopy applications
US7596397B2 (en) * 2005-05-16 2009-09-29 Hutchinson Technology Incorporated Patient interface for spectroscopy applications
WO2010093865A1 (en) 2009-02-13 2010-08-19 Hutchinson Technology Incorporated Portable sto2 spectrometer
WO2010135373A1 (en) 2009-05-19 2010-11-25 Masimo Corporation Disposable components for reusable physiological sensor
WO2010143083A1 (en) * 2009-06-09 2010-12-16 Koninklijke Philips Electronics N.V. Disposable spo2 grips
AU2010319403A1 (en) * 2009-11-12 2012-05-10 Covidien Lp Systems and methods for combined physiological sensors
US9326684B2 (en) * 2011-11-08 2016-05-03 Covidien Lp Magnetic enhancement in determination of physiological blood parameters
DE202012002736U1 (en) * 2012-03-13 2012-05-23 Markus Hartmann Folding
US9907494B2 (en) 2012-04-18 2018-03-06 Hutchinson Technology Incorporated NIRS device with optical wavelength and path length correction
WO2014097049A2 (en) * 2012-12-18 2014-06-26 Koninklijke Philips N.V. Reusable mr safe temperature probe for surface and body temperature measurement
US9411644B2 (en) 2014-03-07 2016-08-09 Cavium, Inc. Method and system for work scheduling in a multi-chip system
CN107106089B (en) * 2014-11-14 2022-11-08 皇家飞利浦有限公司 Patient headphones with integrated sensor system
US10551542B1 (en) * 2018-12-11 2020-02-04 Corning Incorporated Light modules and devices incorporating light modules
CN114732389A (en) * 2022-01-07 2022-07-12 秦霈 Human body state information extraction method based on blood light absorption of optical fiber transmission

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US4281645A (en) * 1977-06-28 1981-08-04 Duke University, Inc. Method and apparatus for monitoring metabolism in body organs
US4580219A (en) * 1983-05-02 1986-04-01 General Electric Company Method for reducing image artifacts due to projection measurement inconsistencies
US4830014A (en) * 1983-05-11 1989-05-16 Nellcor Incorporated Sensor having cutaneous conformance
US4602641A (en) * 1983-08-15 1986-07-29 The Regents Of The University Of California Method and apparatus for NMR detection and imaging of flowing fluid nuclei
GB8418262D0 (en) * 1984-07-18 1984-08-22 Picker Int Ltd Nuclear magnetic resonance imaging apparatus
US4685464A (en) * 1985-07-05 1987-08-11 Nellcor Incorporated Durable sensor for detecting optical pulses
US4694837A (en) * 1985-08-09 1987-09-22 Picker International, Inc. Cardiac and respiratory gated magnetic resonance imaging
US4706026A (en) * 1985-08-16 1987-11-10 General Electric Company Method for reducing image artifacts due to periodic signal variations in NMR imaging
US4663591A (en) * 1985-08-16 1987-05-05 General Electric Company Method for reducing image artifacts due to periodic signal variations in NMR imaging
US4913150A (en) * 1986-08-18 1990-04-03 Physio-Control Corporation Method and apparatus for the automatic calibration of signals employed in oximetry
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US5074309A (en) * 1989-12-04 1991-12-24 Sperry Marine Inc. Device for monitoring cardiovascular signals and fiber optic coupler phonocardio sensor therefor
WO1992021281A1 (en) * 1991-05-31 1992-12-10 Susi Roger E Apparatus for indicating characteristics of a patient undergoing mri

Also Published As

Publication number Publication date
DE69313915D1 (en) 1997-10-23
IL105435A (en) 1996-10-31
EP0568380A1 (en) 1993-11-03
DE69313915T2 (en) 1998-04-02
JP3884489B2 (en) 2007-02-21
EP0568380B1 (en) 1997-09-17
US5273041A (en) 1993-12-28
JPH0614904A (en) 1994-01-25

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Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
RH Patent void
RH1 Patent not in force